#1C4B4E#1C4B4E

#1C4B4E is a dark, muted teal. Relative luminance 0.058; OKLCH L 38.2% C 0.051 H 201.0°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#1C4B4E
RGB	rgb(28, 75, 78)
HSL	hsl(184, 47%, 21%)
HSV	hsv(184, 64%, 31%)
CMYK	cmyk(64.1%, 3.8%, 0%, 69.4%)
CIE-LAB	lab(28.98, -14.75, -6.57)
CIE-LCH	lch(28.98, 16.14, 204.03°)
OKLab	oklab(38.21% -0.0473 -0.0182)
OKLCH	oklch(38.21% 0.051 201)
XYZ	xyz(4.3695, 5.8286, 8.1010)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1C4B4E #4E1F1C

analogous

#1C4E38 #1C4B4E #1C324E

triadic

#1C4B4E #4E1C4B #4B4E1C

tetradic

#1C4B4E #381C4E #4E1F1C #324E1C

square

#1C4B4E #381C4E #4E1F1C #324E1C

split-complementary

#1C4B4E #4E1C32 #4E381C

monochromatic

#081617 #0C2021 #1C4B4E #2C767B #3CA2A8

Accessibility & contrast

On white

9.70

#1C4B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#1C4B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1C4B4E

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1C4B4E	#FFFFFF	#000000	##FFFFFF
##1C4B4E	1.00	9.70	2.17	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45484E

Deuteranopia (green-blind)

#3E424E

Tritanopia (blue-blind)

#004E4C

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1c4b4e;
/* rgb */ color: rgb(28, 75, 78);
/* oklch */ color: oklch(38.2% 0.051 201.0);

Tailwind

colors: {
  custom: {
    50: '#5f7d7f',
    500: '#1c4b4e',
    950: '#000000',
  },
}

SCSS

$custom: #1c4b4e;
$custom-light: #5f7d7f;
$custom-dark: #000000;

JSON

{
  "hex": "#1c4b4e",
  "rgb": {
    "r": 28,
    "g": 75,
    "b": 78
  },
  "hsl": {
    "h": 183.6,
    "s": 47.17,
    "l": 20.784
  },
  "oklch": {
    "l": 0.38212,
    "c": 0.05068,
    "h": 201
  },
  "luminance": 0.05829
}

Semantic roles & 50–950 ramp

primary

#1C4B4E

secondary

#844642

accent

#5951D7

background

#F5F7F7

surface

#E9EEEE

border

#C5C9C9

text

#05090A

muted

#797B7C

Preview Lab

Preview with #1C4B4E

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →